Samsung's fourth quarter preliminary sales show the mobile unit may be improving, but the company will need to provide applications with real Internet of things intelligence if it wants to smooth out the feast or famine hardware business.

AMD is trying to regain its mojo in PCs. Last week the company updated its mobile roadmap and provided the first details on two chips slated to ship next year. But the next big bets for AMD won’t arrive until 2016.

Telstra has started rolling out a real-time mobile data usage alert system to its consumer customers, with the company sending texts to customers within seconds once they've reached their mobile download limit.